package num1;
 import java.util.*;
public class Test44 {
   public static void main(String[] args) {
	 Scanner input =new Scanner(System.in);
	 System.out.print("n=");
	   int num =input.nextInt();
	    int i=0;
	    int m=0;
		for (i = 1; i <=num; i++) {
			for ( m=1;m<=2*i-1;m++) {
				System.out.print("*");
			}
			System.out.println();
		}
	}
}



	 
	 

